Moulding sands and sand mixtures. Method for determination of water extract hydrogen ions concentration
NORMA vydaná dňa 1.1.1980
Designation standards: GOST 23409.22-78
Publication date standards: 1.1.1980
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST
Implemented changes and corrections:
Amd. 2.85